THE VEGETABLE WORLD. 
182 
in 
is there brought 
18 
into the ovary, and 
ring 
Occupying the centre of the style, this tube traverses 
nourished. 
ts whole length, ente 
i 
Fig. 
275.—Stigma of Datura covered 
with pollen. 
Fig. 273.—After Fecundation. 
277.—Section of the Ovule of 
olygonum before Fecundation. 
*f 
th the ovules, penetrat 
Fig. 276.—The Ovule. 
by their micropylic per 
. 
ee 
Wi 
contact 
forations. 
